Remove Cairo support.

Source/WTF/wtf/Platform.h

Index: Source/WTF/wtf/Platform.h
diff --git a/Source/WTF/wtf/Platform.h b/Source/WTF/wtf/Platform.h
index cb820331537935e944e09a656fb2dd54eb97d4ae..a0f2a36539c62a16b0e10c395c637345105dc46f 100644
--- a/Source/WTF/wtf/Platform.h
+++ b/Source/WTF/wtf/Platform.h
@@ -507,11 +507,6 @@
 #define WTF_USE_LOW_QUALITY_IMAGE_NO_JPEG_FANCY_UPSAMPLING 1
 #endif
 
-#if PLATFORM(GTK)
-#define WTF_USE_CAIRO 1
-#define ENABLE_GLOBAL_FASTMALLOC_NEW 0
-#endif
-
 /* On Windows, use QueryPerformanceCounter by default */
 #if OS(WINDOWS)
 #define WTF_USE_QUERY_PERFORMANCE_COUNTER  1
@@ -597,7 +592,7 @@
 #define WTF_USE_CF 1
 #endif
 
-#if PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(WIN_CAIRO)
+#if PLATFORM(WIN) && !OS(WINCE)
 #define WTF_USE_CFNETWORK 1
 #endif
 
@@ -920,7 +915,7 @@
 #endif
 
 /* Accelerated compositing */
-#if PLATFORM(MAC) || PLATFORM(IOS) || PLATFORM(QT) || (PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(WIN_CAIRO))
+#if PLATFORM(MAC) || PLATFORM(IOS) || PLATFORM(QT) || (PLATFORM(WIN) && !OS(WINCE))
 #define WTF_USE_ACCELERATED_COMPOSITING 1
 #endif
 
@@ -1033,7 +1028,7 @@
 #define HAVE_MEDIA_ACCESSIBILITY_FRAMEWORK 1
 #endif
 
-#if PLATFORM(MAC) || PLATFORM(GTK) || (PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(WIN_CAIRO)) || PLATFORM(BLACKBERRY)
+#if PLATFORM(MAC) || PLATFORM(GTK) || (PLATFORM(WIN) && !OS(WINCE)) || PLATFORM(BLACKBERRY)
 #define WTF_USE_REQUEST_ANIMATION_FRAME_TIMER 1
 #endif